By using the quantum model of the atom and John Dalton's model you can predict that the methane molecule will most likely be made up of Hydrogen and Carbon.
Answer: is equal to
Explanation: According to law of conservation of mass, the mass can neither be created nor be destroyed. Thus the mass of products must be equal to the mass of reactants.
In order to have same mass on both sides of the chemical equation, the number of atoms of each element must be same in reactants as well as products.

Answer:sodium
Explanation: because its not hard to look on the PERIODIC TABLE
Answer:
48 mph
Explanation:
total time= 19/12 hr
distence- 76 miles
speed- D/T=76/19/12
which is 48mph
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